body { background: #f5f6fa; }
.edu-container {
    max-width: 700px;
    margin: 40px auto;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
    padding: 32px 36px 40px 36px;
}
h1 { text-align: center; color: #3a405a; margin-bottom: 30px; }
.api-content {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 24px;
    font-size: 1.2em;
    color: #232946;
    min-height: 120px;
}
.refresh-btn {
    display: block;
    margin: 24px auto 0 auto;
    background: #4f8cff;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 10px 28px;
    font-size: 1.1em;
    cursor: pointer;
    transition: background 0.2s;
}
.refresh-btn:hover { background: #357ae8; }